The O-Ring, cataloged under National Stock Number 5331-00-166-8399, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Parker-Hannifin Corp Div O-Ring Division. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 9 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 17 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5331-00-166-8399 |
| Primary Part Number | 2-154V1226-75 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Parker-Hannifin Corp Div O-Ring Division |
| Status | CANCELLED |
| Temp Rating | -15.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF |
| Cross-Sectional Height | 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN |
| Outside Diameter | 3.909 INCHES MINIMUM AND 3.977 INCHES MAXIMUM IN |
| Hardness Rating | 75.0 SHORE DUROMETER A NOMINAL |
| Elongation Percentage | 125 MAXIMUM |
| Center Hole Diameter | 3.709 INCHES MINIMUM AND 3.765 INCHES MAXIMUM IN |
| Material | RUBBER FLUOROCARBON CLASS FPM |
| Acquisition Status | CANCELLED |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | F |
| Part Number | Manufacturer |
|---|---|
| 2-154V1226-75 PRIMARY | Parker-Hannifin Corp Div O-Ring Division (USA) |
| M83248/1-154 | Lockheed Martin Aeronautical Systems Support Company Dba Lmassc (USA) |
| 649-393-154-0 | Safran Aircraft Engines (FRA) |
| 2-154V1164-75 PRIMARY | Parker-Hannifin Corp Div O-Ring Division (USA) |
| J221P154 | Ge Engine Services Distribution, L.l.c. (USA) |
| M83248/1-154 PRIMARY | Sae International Dba Sae International (USA) |
| 2-154V0747-75 PRIMARY | Parker-Hannifin Corp Div O-Ring Division (USA) |
| J221P154 PRIMARY | General Electric Company (USA) |
| 649-393-154-0 | Cfm International Inc Dba Cfm International (USA) |
| Reference | Meaning |
|---|---|
| 10163212 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| 5331001668399 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| 2-154-77-545 | 5/9 Secondary reference Parker-Hannifin Corp Div O-Ring Division |
| 2-154N674-70 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| 2-154V884-75 | 5/9 Secondary reference Parker-Hannifin Corp Div O-Ring Division |
| M83248/1-154 | 5/9 Secondary reference U.S. Government activity |
| NAS1593-154 | 5/9 Secondary reference U.S. Government activity |
| 3S-5271-22 PIEC | C/1 Advisory reference — outside the item-of-supply concept Ruggles-Klingemann Mfg Co Dba the Ruggles-Klingemann Company |
| SAE-AS83248/1 | 3/1 Design control — primary reference Sae International Dba Sae International |
| MILR83248 | 5/9 Secondary reference U.S. Government activity |
| NAS1593-154 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| M83248-1-154ES | 5/9 Secondary reference Eriks B.v. |
| 5331PL0163111 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 2-154 77-545-75 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| MILR83248/1-154 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| M83248-1-154 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| 2-154V747-75 | 5/9 Secondary reference Parker-Hannifin Corp Div O-Ring Division |
NSN 5331-00-166-8399 is a O-Ring, manufactured by Parker-Hannifin Corp Div O-Ring Division, classified under FSC 5331, O-ring. Status: cancelled.
NSN 5331-00-166-8399 has 9 manufacturer part numbers on file: 2-154V1226-75 (Parker-Hannifin Corp Div O-Ring Division), M83248/1-154 (Lockheed Martin Aeronautical Systems Support Company Dba Lmassc), 649-393-154-0 (Safran Aircraft Engines), 2-154V1164-75 (Parker-Hannifin Corp Div O-Ring Division), J221P154 (Ge Engine Services Distribution, L.l.c.) and 4 more.
3 possible matches (shared part number, not a government interchangeability claim): 5331-00-182-3223, 5331-01-277-6589, 5331-01-389-6489. Verify interchangeability with system specifications before substitution.
Key specifications for 2-154V1226-75: Temp Rating: -15.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF; Cross-Sectional Height: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN; Outside Diameter: 3.909 INCHES MINIMUM AND 3.977 INCHES MAXIMUM IN; Hardness Rating: 75.0 SHORE DUROMETER A NOMINAL. 7 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 5331-00-166-8399 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.